ES2041099T3 - PROCEDURE FOR THE SEPARATION OF A MIXTURE FORMED OF 1-METOXIPROPANOL-2 AND WATER IN ITS COMPONENTS. - Google Patents
PROCEDURE FOR THE SEPARATION OF A MIXTURE FORMED OF 1-METOXIPROPANOL-2 AND WATER IN ITS COMPONENTS.Info
- Publication number
- ES2041099T3 ES2041099T3 ES199090119880T ES90119880T ES2041099T3 ES 2041099 T3 ES2041099 T3 ES 2041099T3 ES 199090119880 T ES199090119880 T ES 199090119880T ES 90119880 T ES90119880 T ES 90119880T ES 2041099 T3 ES2041099 T3 ES 2041099T3
- Authority
- ES
- Spain
- Prior art keywords
- water
- metoxipropanol
- separation
- procedure
- components
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C43/00—Ethers; Compounds having groups, groups or groups
- C07C43/02—Ethers
- C07C43/03—Ethers having all ether-oxygen atoms bound to acyclic carbon atoms
- C07C43/04—Saturated ethers
- C07C43/13—Saturated ethers containing hydroxy or O-metal groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/34—Separation; Purification; Stabilisation; Use of additives
- C07C41/36—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The process for separating a mixture of 1-methoxy-2-propanol and water is carried out by pervaporation.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3936052A DE3936052A1 (en) | 1989-10-28 | 1989-10-28 | METHOD FOR SEPARATING A MIXTURE OF 1-METHOXY-PROPANOL-2 AND WATER IN ITS COMPONENTS |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2041099T3 true ES2041099T3 (en) | 1993-11-01 |
Family
ID=6392494
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES199090119880T Expired - Lifetime ES2041099T3 (en) | 1989-10-28 | 1990-10-17 | PROCEDURE FOR THE SEPARATION OF A MIXTURE FORMED OF 1-METOXIPROPANOL-2 AND WATER IN ITS COMPONENTS. |
Country Status (8)
Country | Link |
---|---|
US (1) | US5080794A (en) |
EP (1) | EP0425893B1 (en) |
JP (1) | JP2831457B2 (en) |
KR (1) | KR100195533B1 (en) |
AT (1) | ATE90662T1 (en) |
CA (1) | CA2028666C (en) |
DE (2) | DE3936052A1 (en) |
ES (1) | ES2041099T3 (en) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07171B2 (en) * | 1991-06-28 | 1995-01-11 | 通商産業省基礎産業局長 | Method for maintaining separation performance of separation membrane |
DE4202564A1 (en) * | 1992-01-30 | 1993-08-05 | Basf Ag | METHOD FOR SEPARATING A MIXTURE OF TETRAHYDROFURAN AND WATER IN ITS COMPONENTS |
MY111204A (en) * | 1993-02-26 | 1999-09-30 | Mitsubishi Chem Ind | Apparatus and method for separating a liquid mixture |
US6749668B2 (en) | 2001-06-18 | 2004-06-15 | Degussa Ag | Process for the recovery of combustible components of a gas stream |
US6720436B2 (en) | 2002-03-18 | 2004-04-13 | Degussa Ag | Process for the epoxidation of olefins |
US7141683B2 (en) | 2002-05-02 | 2006-11-28 | Degussa Ag | Process for the epoxidation of olefins |
EP1375462A1 (en) * | 2002-06-20 | 2004-01-02 | Degussa AG | Process of separating 1-methoxy-2-propanol and 2-methoxy-1-propanol from aqueous compositions |
US6838572B2 (en) | 2002-09-30 | 2005-01-04 | Degussa Ag | Process for the epoxidation of olefins |
US7722847B2 (en) | 2002-09-30 | 2010-05-25 | Evonik Degussa Gmbh | Aqueous hydrogen peroxide solutions and method of making same |
US7169945B2 (en) | 2002-11-26 | 2007-01-30 | Degussa Ag | Process for the epoxidation of olefins |
CN103342631B (en) * | 2013-07-09 | 2015-04-22 | 南京工业大学 | Process for separating propylene glycol monomethyl ether aqueous solution by double-membrane coupling technology |
KR20230033720A (en) | 2020-07-01 | 2023-03-08 | 바스프 에스이 | Separation of methoxypropanol involving azeotropic distillation |
KR20230097119A (en) | 2020-10-29 | 2023-06-30 | 바스프 에스이 | Separation of methoxypropanol using a combination of membrane separation and distillation |
CN112194580B (en) * | 2020-11-04 | 2021-09-14 | 中建安装集团有限公司 | Device and process for producing propylene glycol monomethyl ether acetate by reactive distillation coupled pervaporation |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2981680A (en) * | 1957-03-28 | 1961-04-25 | Standard Oil Co | Separation of mixtures |
US4728429A (en) * | 1985-06-27 | 1988-03-01 | Israel Cabasso | Membrane permeation process for dehydration of organic liquid mixtures using sulfonated ion-exchange polyalkene membranes |
US4802988A (en) * | 1987-09-17 | 1989-02-07 | Texaco Inc. | Dehydration of glycols |
JPH0634908B2 (en) * | 1987-10-26 | 1994-05-11 | 日立造船株式会社 | Membrane separation method for organic compounds / water-based mixtures |
-
1989
- 1989-10-28 DE DE3936052A patent/DE3936052A1/en not_active Withdrawn
-
1990
- 1990-10-17 ES ES199090119880T patent/ES2041099T3/en not_active Expired - Lifetime
- 1990-10-17 EP EP90119880A patent/EP0425893B1/en not_active Expired - Lifetime
- 1990-10-17 DE DE9090119880T patent/DE59001782D1/en not_active Expired - Lifetime
- 1990-10-17 AT AT90119880T patent/ATE90662T1/en not_active IP Right Cessation
- 1990-10-19 US US07/599,835 patent/US5080794A/en not_active Expired - Lifetime
- 1990-10-24 JP JP2284512A patent/JP2831457B2/en not_active Expired - Lifetime
- 1990-10-26 CA CA002028666A patent/CA2028666C/en not_active Expired - Lifetime
- 1990-10-27 KR KR1019900017272A patent/KR100195533B1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0425893B1 (en) | 1993-06-16 |
DE59001782D1 (en) | 1993-07-22 |
DE3936052A1 (en) | 1991-05-02 |
KR100195533B1 (en) | 1999-06-15 |
KR910007848A (en) | 1991-05-30 |
JP2831457B2 (en) | 1998-12-02 |
CA2028666A1 (en) | 1991-04-29 |
US5080794A (en) | 1992-01-14 |
JPH03145436A (en) | 1991-06-20 |
ATE90662T1 (en) | 1993-07-15 |
CA2028666C (en) | 2003-12-16 |
EP0425893A1 (en) | 1991-05-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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